Low-Profile Dual Winding Shielded Inductor/Transformer SDQ Series

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Low-Profile Dual Winding Shielded Inductor/Transformer
SDQ Series
•
•
•
•
Ferrite shielded, low EMI
Ferrite core material
500Vdc isolation between windings
RoHS compliant
Applications
•
•
•
•
•
SMD Device
As a transformer: SEPIC, flyback
As an inductor: Buck, boost, coupled inductor
Digital cameras, CD players, cellular phones, and PDA’s
PCMCIA cards
GPS systems
Description
Environmental Data
• 125°C maximum total temperature operation
• Dual winding inductors that can be used as either a single inductor, or
in coupled inductor/transformer applications (1:1 turns ratio)
• Windings can be connected in series or parallel, offering a broad range
of inductance and current ratings
• Current range from 6.43 to 0.063 Amps
• Inductance range from 0.47µH to 4.03mH
• Storage temperature: -40°C to +125°C
• Operating temperature range: -40°C to +125°C
(Range is application specific).
• Solder reflow temperature: 260°C max. for 10 seconds max.
Part
Number
SDQ12-R47-R
SDQ12-1R0-R
SDQ12-1R5-R
SDQ12-2R2-R
SDQ12-3R3-R
SDQ12-4R7-R
SDQ12-6R2-R
SDQ12-8R2-R
SDQ12-100-R
SDQ12-150-R
SDQ12-220-R
SDQ12-330-R
SDQ12-470-R
SDQ12-680-R
SDQ12-820-R
Rated
Inductance
(µH)
0.47
1
1.5
2.2
3.3
4.7
6.2
8.2
10
15
22
33
47
68
82
Part
Marking
A
B
C
D
E
F
G
H
J
K
L
M
N
O
P
OCL (1)
±20%
(µH)
0.49±30%
0.81
1.69
2.25
3.61
4.41
6.25
8.41
9.61
15.21
22.09
32.49
47.61
68.89
82.81
Irms (2)
Amps
2.78
2.49
1.69
1.60
1.28
1.12
1.02
0.868
0.831
0.658
0.548
0.439
0.401
0.326
0.309
SB-BU08352
• Supplied in tape and reel packaging, SDQ12-3800, SDQ25-2900 parts
per reel, 13” diameter reel
Parallel Ratings
Isat (3)
DCR (4)
Amps
(Ω) typ.
4.34
3.38
2.34
2.03
1.60
1.45
1.22
1.05
0.981
0.779
0.647
0.533
0.441
0.366
0.334
(1) Test Parameters: 100kHz,.0.25 Vrms 0.0Adc
(2) Irms: DC current for approximately ΔT of 40°C without core loss. It is recommended that the
temperature of the part not to exceed 125°C. Derating is necessary for AC currents
(3) Isat: Peak current for approximately 30% rolloff @20°C
(4) DCR limits @20°C
06-13-08
Packaging
0.0325
0.0403
0.0870
0.0977
0.1527
0.1990
0.2387
0.3318
0.3620
0.5766
0.8332
1.29
1.55
2.36
2.62
Volts (5)
µ-Sec
typ.
2.45
3.15
4.55
5.25
6.65
7.35
8.75
10.15
10.85
13.65
16.45
19.95
24.15
29.05
31.85
OCL (1)
±20%
(µH)
1.96±30%
3.24
6.76
9.00
14.44
17.64
25.00
33.64
38.44
60.84
88.36
130.0
190.4
275.6
331.2
Irms (2)
Amps
Series Ratings
Isat (3)
DCR Ω (4)
Amps
typ.
1.39
1.25
0.847
0.800
0.640
0.560
0.512
0.434
0.416
0.329
0.274
0.220
0.201
0.163
0.154
2.17
1.69
1.17
1.01
0.800
0.724
0.608
0.524
0.490
0.390
0.323
0.267
0.220
0.183
0.167
0.1298
0.1611
0.3481
0.3908
0.6106
0.7959
0.9548
1.33
1.45
2.31
3.33
5.18
6.21
9.43
10.49
Volts (5)
µ-Sec
typ.
4.90
6.30
9.10
10.5
13.3
14.7
17.5
20.3
21.7
27.3
32.9
39.9
48.3
58.1
63.7
(5) Applied Volt-Time product (V-µS) across the inductor at 100kHz necessary to generate a core loss equal
to 10% of the total losses for a 40°C temperature rise. Derating of the Irms is required to
prevent excessive temperature rise.
Part Number Definition:
SDQ12-XXX-R
SDQ12 = Product code and Size
XXX = Inductance in uH, R = Decimal point
If no R is present, third character = # of zeros.
-R suffix indicated RoHS compliant
Page 1 of 4
Data Sheet: 4339
Rated
Inductance
(µH)
0.47
0.82
1
1.5
2.2
3.3
4.7
6.8
8.2
10
15
22
33
47
68
82
100
150
220
330
470
680
820
1000
Part
Number
SDQ25-R47-R
SDQ25-R82-R
SDQ25-1R0-R
SDQ25-1R5-R
SDQ25-2R2-R
SDQ25-3R3-R
SDQ25-4R7-R
SDQ25-6R8-R
SDQ25-8R2-R
SDQ25-100-R
SDQ25-150-R
SDQ25-220-R
SDQ25-330-R
SDQ25-470-R
SDQ25-680-R
SDQ25-820-R
SDQ25-101-R
SDQ25-151-R
SDQ25-221-R
SDQ25-331-R
SDQ25-471-R
SDQ25-681-R
SDQ25-821-R
SDQ25-102-R
Part
Marking
A
B
C
D
E
F
G
H
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
OCL (1)
±20%
(µH)
0.392±30%
0.648±30%
0.97
1.35
2.31
2.89
5
6.73
8.71
9.8
14.79
22.47
33.8
47.43
69.19
81.61
98.57
150.2
223.1
329.7
472.4
677.4
824.3
1008.2
Irms (2)
Amps
Parallel Ratings
Isat (3)
DCR (4)
Amps
(Ω) typ.
3.71
3.37
3.15
2.97
2.67
2.50
1.96
1.84
1.57
1.53
1.24
1.01
0.812
0.749
0.603
0.580
0.499
0.408
0.326
0.292
0.243
0.197
0.186
0.160
6.43
5.00
4.09
3.46
2.65
2.37
1.80
1.55
1.36
1.29
1.05
0.849
0.692
0.584
0.484
0.446
0.405
0.328
0.269
0.222
0.185
0.155
0.140
0.127
0.0181
0.0221
0.0252
0.0283
0.0351
0.0399
0.0653
0.0741
0.1015
0.1068
0.1632
0.2431
0.3795
0.4461
0.6865
0.7435
1.00
1.50
2.36
2.93
4.25
6.45
7.25
9.82
(1) Test Parameters: 100kHz,.0.25 Vrms 0.0Adc
(2) Irms: DC current for approximately ΔT of 40°C without core loss. It is recommended that the
temperature of the part not to exceed 125°C. Derating is necessary for AC currents
(3) Isat: Peak current for approximately 30% rolloff @20°C
(4) DCR limits @20°C
Volts (5)
µ-Sec
typ.
2.31
2.97
3.63
4.29
5.61
6.27
8.25
9.57
10.9
11.6
14.2
17.5
21.5
25.4
30.7
33.3
36.6
45.2
55.1
67.0
80.2
96.0
106
117
OCL (1)
±20%
(µH)
1.57±30%
2.59±30%
3.87
5.41
9.25
11.55
20.00
26.91
34.85
39.20
59.17
89.89
135.2
189.7
276.8
326.4
394.3
600.6
892.4
1318.7
1889.6
2709.8
3297.3
4032.8
Irms (2)
Amps
Series Ratings
Isat (3)
DCR Ω (4)
Amps
typ.
1.86
1.68
1.58
1.49
1.34
1.25
0.98
0.918
0.785
0.765
0.619
0.507
0.406
0.374
0.302
0.290
0.249
0.204
0.163
0.146
0.121
0.098
0.093
0.080
3.21
2.50
2.05
1.73
1.32
1.18
0.900
0.776
0.682
0.643
0.523
0.425
0.346
0.292
0.242
0.223
0.203
0.164
0.135
0.111
0.093
0.077
0.070
0.063
Volts (5)
µ-Sec
typ.
4.62
5.94
7.26
8.58
11.2
12.5
16.5
19.1
21.8
23.1
28.4
35.0
42.9
50.8
61.4
66.7
73.3
90.4
110
134
160
192
212
234
0.0725
0.0883
0.1007
0.1130
0.1402
0.1595
0.2612
0.2964
0.4059
0.4273
0.6526
0.9724
1.52
1.78
2.75
2.97
4.02
6.00
9.42
11.71
16.99
25.78
28.99
39.26
(5) Applied Volt-Time product (V-µS) across the inductor at 100kHz necessary to generate a core loss equal
to 10% of the total losses for a 40°C temperature rise. Derating of the Irms is required to
prevent excessive temperature rise.
Part Number Definition:
SDQ12-XXX-R
SDQ12 = Product code and Size
XXX = Inductance in uH, R = Decimal point
If no R is present, third character = # of zeros.
-R suffix indicated RoHS compliant
Dimensions - mm
Side View
Top View
Bottom View
1.5 typ ref
4
1
3
2
2
5.2
Max
Schematic
4
3
1.5 Typ.
1
4 Ref.
4 PAD LAYOUT
2 PAD LAYOUT
2.975
Part marking
(Note A)
5.95
1
4
2
3 2.975
R2.250
1.02
2.975
R2.250
2.975
HT
TRANSFORMER
1
4
1
2
3
2
PARALL EL
5.15
(2nd digit is a bi-weekly production date code)
Page 2 of 4
4
5.950
SDQ12 = 1.2mm max.
SDQ25 = 2.5mm max.
Part marking: Line 1 (1st digit inductance value per part marking designator in chart above)
Line 2: xx (indicates the product size code)
SB-BU08352
3
2
5.950
2.575
5.2
Max
06-13-08
Recommended Pad Layout
1
Pin #1 identifier
(3rd digit is the last digit of the year produced)
Data Sheet: 4339
3
SERIES
Packaging Information - mm
SDQ12 Series
4.00
Pin #1 indicator
1.5 Dia.
min.
1.5 Dia.
+0.1/-0.0
2.00
1.75
A
4
5.45
5.50
3
2
2.00
5.45
Actual Size
SDQ12
12.0
+/-0.3
1
A
8.0
SECTION A-A
Direction of feed
Supplied in tape-and-reel packaging,3800 parts per reel, 13” diameter reel.
4.00
SDQ25 Series
2.00
Pin #1 indicator
1.5 Dia
min.
1.5 Dia.
+0.1/-0.0
1.75
A
4
1
Actual Size
SDQ25
12.0
+/-0.3
5.45
2.70 mm
5.50
3
2
A
5.45
8.0
SECTION A-A
Direction of feed
Supplied in tape-and-reel packaging, 2900 parts per reel, 13” diameter reel.
Inductance Characteristics
OCL vs I sat
SDQ25
100
100
90
90
80
80
70
70
OCL (%)
OCL (%)
OCL vs Isat
SDQ12
60
50
40
60
50
40
30
30
20
20
10
10
0
0
0
10
20
30
40
50
60
70
80
90
100
110
120
0
10
% of I sat
06-13-08
SB-BU08352
20
30
40
50
60
% of I sat
Page 3 of 4
Data Sheet: 4339
70
80
90
100
110
120
Core Loss
% of Losses from Irms (maximum)
I rms Derating with Core Loss
% of Applied Volt-Second
North America
Cooper Electronic Technologies
1225 Broken Sound Parkway NW
Suite F
Boca Raton, FL 33487-3533
Tel: 1-561-998-4100
Fax: 1-561-241-6640
Toll Free: 1-888-414-2645
Cooper Bussmann
P.O. Box 14460
St. Louis, MO 63178-4460
Tel: 1-636-394-2877
Fax: 1-636-527-1607
Europe
Cooper Electronic Technologies
Cooper (UK) Limited
Burton-on-the-Wolds
Leicestershire • LE12 5TH UK
Tel: +44 (0) 1509 882 737
Fax: +44 (0) 1509 882 786
Cooper Electronic Technologies
Avda. Santa Eulalia, 290
08223
Terrassa, (Barcelona), Spain
Tel: +34 937 362 812
+34 937 362 813
Fax: +34 937 362 719
Asia Pacific
Cooper Electronic Technologies
1 Jalan Kilang Timor
#06-01 Pacific Tech Centre
Singapore 159303
Tel: +65 278 6151
Fax: +65 270 4160
The only controlled copy of this Data Sheet is the electronic read-only version located on the Cooper Bussmann Network Drive. All other copies of this document are by definition uncontrolled. This
bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Cooper Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Cooper Bussmann also reserves the right to change or update, without notice, any
technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications.
Life Support Policy: Cooper Bussmann does not authorize the use of any of its products for use in life support devices or systems without the express written approval of an officer of the Company.
Life support systems are devices which support or sustain life, and whose failure to perform, when properly used in accordance with instructions for use provided in the labeling, can be reasonably
expected to result in significant injury to the user.
© 2008 Cooper Bussmann
St. Louis, MO 63178
w w w. c o o p e r b u s s m a n n . c o m
06-13-08
SB-BU08352
Page 4 of 4
Data Sheet: 4339
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